The Canon EOS (Electro-Optical System) is a line of digital single-lens reflex (DSLR) cameras that are manufactured by Canon Inc. The EOS line of cameras are designed to provide users with high-quality images and videos, as well as a range of features such as autofocus, image stabilization, and more. Canon SLR cameras are popular among professional photographers and enthusiasts alike, due to their excellent image quality and wide range of features.